Perhaps you should try some spelling variations:
literature model » literature models, literature modal, literature modern
literature del » literatura del, literature does, literature dual
1 literatura » 1 literatur, y literatura, a literatura
159 bamenda » 159 amanda
bamenda ii » agenda ii, amanda ii, benda ii
6 bamenda » _ bamenda
ii a » ii _, i a

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (( 159 bamenda ii a ((literature del) OR (literature model)) ) OR ( 6 bamenda ii ((1 literatura) OR (1 literature)) y )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( 159 bamenda ii a ((literature del) or (literature model)) ) or ( 6 bamenda ii ((1 literatura) OR (1 literature)) y ))".
• Adding a wildcard symbol may retrieve word variants: (( 159 bamenda ii a ((literature del) or (literature model)) ) or ( 6 bamenda ii ((1 literatura) OR (1 literature)) y ))*.